diff --git a/target/bin/report-pflogsumm-yesterday b/target/bin/report-pflogsumm-yesterday
index f4efd170..6af20d10 100755
--- a/target/bin/report-pflogsumm-yesterday
+++ b/target/bin/report-pflogsumm-yesterday
@@ -1,5 +1,7 @@
 #!/bin/bash
-set -eo
+set -o errexit
+set -o pipefail
+set -o nounset
 
 HOSTNAME=$1
 RECIPIENT=$2